Hourly Weather | Today Monday, September 21, 2026
Bloomington, Illinois
3 PM
Cloudy Weather
64°
Feels Like 61°
37
Humidity: 86%
UV Index: 1
Wind: 12 mph
4 PM
Cloudy Weather
63°
Feels Like 61°
33
Humidity: 82%
UV Index: 1
Wind: 12 mph
5 PM
Cloudy Weather
63°
Feels Like 61°
32
Humidity: 83%
UV Index: 1
Wind: 12 mph
6 PM
Cloudy Weather
63°
Feels Like 59°
32
Humidity: 83%
UV Index: 0
Wind: 12 mph
7 PM
Cloudy Weather
63°
Feels Like 57°
32
Humidity: 84%
UV Index: 0
Wind: 12 mph
8 PM
Cloudy Night
61°
Feels Like 57°
34
Humidity: 88%
UV Index: 0
Wind: 10 mph
9 PM
Cloudy Night
61°
Feels Like 55°
34
Humidity: 90%
UV Index: 0
Wind: 10 mph
10 PM
Cloudy Night
61°
Feels Like 55°
40
Humidity: 90%
UV Index: 0
Wind: 10 mph
11 PM
Rainy Night
59°
Feels Like 54°
47
Humidity: 91%
UV Index: 0
Wind: 10 mph

Hourly Air Quality Forecast - AQI (US EPA)

3 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.49 µg/m³
  • PM10: 3.68 µg/m³
  • O3: 0.030 ppm
  • NO2: 1.6 ppb
  • SO2: 0.5 ppb
  • CO: 0.17 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.71 µg/m³
  • PM10: 3.92 µg/m³
  • O3: 0.031 ppm
  • NO2: 1.7 ppb
  • SO2: 0.6 ppb
  • CO: 0.17 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.76 µg/m³
  • PM10: 3.99 µg/m³
  • O3: 0.031 ppm
  • NO2: 1.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.17 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.73 µg/m³
  • PM10: 3.97 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.2 ppb
  • SO2: 0.5 ppb
  • CO: 0.17 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.67 µg/m³
  • PM10: 3.94 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM
27 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.62 µg/m³
  • PM10: 3.91 µg/m³
  • O3: 0.029 ppm
  • NO2: 2.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
26 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.64 µg/m³
  • PM10: 3.96 µg/m³
  • O3: 0.028 ppm
  • NO2: 2.5 ppb
  • SO2: 0.5 ppb
  • CO: 0.18 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.66 µg/m³
  • PM10: 4 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.6 ppb
  • SO2: 0.6 ppb
  • CO: 0.18 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.58 µg/m³
  • PM10: 3.94 µg/m³
  • O3: 0.025 ppm
  • NO2: 2.7 ppb
  • SO2: 0.6 ppb
  • CO: 0.18 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.